CVE-2022-45659 : Exploit Details and Defense Strategies

A buffer overflow vulnerability was discovered in Tenda AC6V1.0 V15.03.05.19, specifically in the wpapsk_crypto parameter within the fromSetWirelessRepeat function.

Understanding CVE-2022-45659

This section provides detailed insights into the CVE-2022-45659 vulnerability.

What is CVE-2022-45659?

CVE-2022-45659 is a buffer overflow vulnerability found in Tenda AC6V1.0 V15.03.05.19 due to the wpapsk_crypto parameter in the fromSetWirelessRepeat function.

The Impact of CVE-2022-45659

This vulnerability could be exploited by attackers to execute arbitrary code or cause a denial of service, posing a significant risk to the affected systems.

Technical Details of CVE-2022-45659

Let's delve deeper into the technical aspects of CVE-2022-45659.

Vulnerability Description

The buffer overflow occurs via the wpapsk_crypto parameter in the fromSetWirelessRepeat function, potentially leading to remote code execution.

Affected Systems and Versions

The buffer overflow vulnerability affects Tenda AC6V1.0 V15.03.05.19 across all versions.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending specially crafted requests to the affected wpapsk_crypto parameter, triggering the buffer overflow.

Mitigation and Prevention

Discover the necessary steps to mitigate and prevent the CVE-2022-45659 vulnerability.

Immediate Steps to Take

Immediately update Tenda AC6V1.0 V15.03.05.19 to a patched version provided by the vendor to eliminate the buffer overflow vulnerability.

Long-Term Security Practices

Implement network segmentation, restrict external access to vulnerable services, and regularly update systems to enhance overall security posture.

Patching and Updates

Regularly check for security updates from Tenda and apply patches promptly to defend against potential exploits.